package com.rceeslca.common.utils;

import org.springframework.beans.BeansException;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationContextAware;
import org.springframework.stereotype.Component;

/**
 * SpringContext 工具类
 * @author rceeslca
 */
@Component
public class SpringContextUtils implements ApplicationContextAware {

    public static ApplicationContext applicationContext;


    @Override
    public void setApplicationContext(ApplicationContext applicationContext) throws BeansException{
        SpringContextUtils.applicationContext = applicationContext;
    }


    public static Object getBean(String name){
        return applicationContext.getBean(name);
    }


    public static <T> T getBean(Class<T> requiredType){
        return applicationContext.getBean(requiredType);
    }


    public static <T> T getBean(String name,Class<T> requiredType){
        return applicationContext.getBean(name,requiredType);
    }


    public static boolean containsBean(String name){
        return applicationContext.containsBean(name);
    }


    public static boolean isSingleton(String name){
        return applicationContext.isSingleton(name);
    }


    public static Class<? extends Object> getType(String name){
        return applicationContext.getType(name);
    }

}
